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Copper trimer


Gas phase ion energetics data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
B - John E. Bartmess

Electron affinity determinations

EA (eV) Method Reference Comment
2.27 ± 0.10LPESHo, Ervin, et al., 1990Vertical Detachment Energy: 2.37±0.01 eV.; B
2.25 ± 0.15LPESTaylor, Pettiettehall, et al., 1992EA set as 0.2 eV above onset to correct for unresolved hot bands.; B
2.45 ± 0.10LPESLeopold, Ho, et al., 1987EA given is Vertical Detachment Energy. Adiabatic EA est. as 0.05 eV lower; B

Ionization energy determinations

IE (eV) Method Reference Comment
6.1 ± 1.0EIFranzreb, Wucher, et al., 1990LL
5.5 ± 0.5LSMorse, Hopkins, et al., 1983LBLHLM

Vibrational and/or electronic energy levels

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Marilyn E. Jacox

State:   B


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

Tx = 20600 gas B-X Knickelbein, 1994

State:   2A1'


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 18524 gas 2A1'-X 522 567 Morse, Hopkins, et al., 1983
Rohlfing and Valentini, 1986
Crumley, Hayden, et al., 1986
Morse, 1987
O'Keefe, Scherer, et al., 1990
Tx = 18760 Ar 2A1'-X Moskovits and Hulse, 1977


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

a1' 1 Sym. stretch 146.4 ± 0.5 gas DPI LF Morse, Hopkins, et al., 1983
Rohlfing and Valentini, 1986
Morse, 1987
1 Sym. stretch 146.4 ± 0.5 gas AB O'Keefe, Scherer, et al., 1990
e' 2 Deformation 243 gas DPI Morse, Hopkins, et al., 1983
Morse, 1987
2 Deformation 243 gas LF AB Rohlfing and Valentini, 1986
O'Keefe, Scherer, et al., 1990

State:   X


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

a1' 1 Sym. stretch 269.5 gas LF Rohlfing and Valentini, 1986
Zwanziger, Whetten, et al., 1986
1 Sym. stretch 354 T Ar Ra DiLella, Taylor, et al., 1983
Moskovits, 1985

Additional references: Jacox, 1994, page 59; Jacox, 1998, page 161

Notes

TTentative assignment or approximate value
oEnergy separation between the v = 0 levels of the excited and electronic ground states.
xEnergy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state.

References

Go To: Top, Gas phase ion energetics data, Vibrational and/or electronic energy levels, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Ho, Ervin, et al., 1990
Ho, J.; Ervin, K.M.; Lineberger, W.C., Photoelectron Spectroscopy of Metal Cluster Anions - Cun-, Agn-, and Aun-, J. Chem. Phys., 1990, 93, 10, 6987, https://doi.org/10.1063/1.459475 . [all data]

Taylor, Pettiettehall, et al., 1992
Taylor, K.J.; Pettiettehall, C.L.; Cheshnovsky, O.; Smalley, R.E., Ultraviolet Photoelectron Spectra of Coinage Metal Clusters, J. Chem. Phys., 1992, 96, 4, 3319, https://doi.org/10.1063/1.461927 . [all data]

Leopold, Ho, et al., 1987
Leopold, D.G.; Ho, J.; Lineberger, W.C., Photoelectron Spectroscopy of Mass-selected Metal Cluster Anions. I. Cun-, n=1-10, J. Chem. Phys., 1987, 86, 4, 1715, https://doi.org/10.1063/1.452170 . [all data]

Franzreb, Wucher, et al., 1990
Franzreb, K.; Wucher, A.; Oechsner, H., Electron impact ionization of small silver and copper clusters, Z. Phys. D, 1990, 17, 51. [all data]

Morse, Hopkins, et al., 1983
Morse, M.D.; Hopkins, J.B.; Langridge-Smith, P.R.R.; Smalley, R.E., Spectroscopic studies of the jet-cooled copper trimer, J. Chem. Phys., 1983, 79, 5316. [all data]

Knickelbein, 1994
Knickelbein, M.B., Photodissociation spectroscopy of Cu3, Cu3Ar, and Cu3Kr, J. Chem. Phys., 1994, 100, 7, 4729, https://doi.org/10.1063/1.466263 . [all data]

Rohlfing and Valentini, 1986
Rohlfing, E.A.; Valentini, J.J., Laser-excited fluorescence spectroscopy of the jet-cooled copper trimer, Chem. Phys. Lett., 1986, 126, 2, 113, https://doi.org/10.1016/S0009-2614(86)80022-7 . [all data]

Crumley, Hayden, et al., 1986
Crumley, W.H.; Hayden, J.S.; Gole, J.L., Laser induced excitation spectroscopy of copper trimer in various stages of supersonic expansion: Observation of fluorescence from dissociative levels, J. Chem. Phys., 1986, 84, 10, 5250, https://doi.org/10.1063/1.449934 . [all data]

Morse, 1987
Morse, M.D., Copper trimer: a revised assignment of the upper state of the 5397 Å system, Chem. Phys. Lett., 1987, 133, 1, 8, https://doi.org/10.1016/0009-2614(87)80044-1 . [all data]

O'Keefe, Scherer, et al., 1990
O'Keefe, A.; Scherer, J.J.; Cooksy, A.L.; Sheeks, R.; Heath, J.; Saykally, R.J., Cavity ring down dye laser spectroscopy of jet-cooled metal clusters: Cu2 and Cu3, Chem. Phys. Lett., 1990, 172, 3-4, 214, https://doi.org/10.1016/0009-2614(90)85390-X . [all data]

Moskovits and Hulse, 1977
Moskovits, M.; Hulse, J.E., Optical spectroscopy of copper clusters: Atom to bulk, J. Chem. Phys., 1977, 67, 9, 4271, https://doi.org/10.1063/1.435365 . [all data]

Zwanziger, Whetten, et al., 1986
Zwanziger, J.W.; Whetten, R.L.; Grant, E.R., Assignment of the vibronic level structure of trimeric copper (Cu3) ground state, J. Phys. Chem., 1986, 90, 15, 3298, https://doi.org/10.1021/j100406a002 . [all data]

DiLella, Taylor, et al., 1983
DiLella, D.P.; Taylor, K.V.; Moskovits, M., Tricopper. A fluxional molecule, J. Phys. Chem., 1983, 87, 3, 524, https://doi.org/10.1021/j100226a028 . [all data]

Moskovits, 1985
Moskovits, M., Tricopper - revisited, Chem. Phys. Lett., 1985, 118, 2, 111, https://doi.org/10.1016/0009-2614(85)85279-9 . [all data]

Jacox, 1994
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]

Jacox, 1998
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules: supplement A, J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017 . [all data]


Notes

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